The 761S.2 is used in conjunction with the Park Tool HTR-1 Head Tube Reaming and Facing Set to ream head tubes that use the IS42 or Campagnolo® (42 mm x 45º) headset standard. Includes part #755 Spacer for deeper cuts on lower IS42 headsets.

• Sized for Campagnolo® Standard headsets
• SHIS: sized for IS42 head tubes
• 42 mm outer diameter
• Requires use of the 750.2 Centering Cone Adapter
  

NOTE: Always use cutting fluid such as Park Tool CF-2 when machining.